package net.wy.commons.util;

import javax.servlet.http.HttpServletRequest;

import org.apache.commons.lang.StringUtils;

/**
 * 判断访问源的设备
 * @author LYM
 */
public class DeviceUtil {

	/** Wap网关Via头信息中特有的描述信息 */
	private static String mobileGateWayHeaders[] = new String[] {
		"ZXWAP",// 中兴提供的wap网关的via信息，例如：Via=ZXWAP GateWayZTE Technologies，
		"chinamobile.com",// 中国移动的诺基亚wap网关，例如：Via=WTP/1.1 GDSZ-PB-GW003-WAP07.gd.chinamobile.com (Nokia WAP Gateway 4.1 CD1/ECD13_D/4.1.04)
		"monternet.com",// 移动梦网的网关，例如：Via=WTP/1.1 // BJBJ-PS-WAP1-GW08.bj1.monternet.com. (Nokia WAP // Gateway 4.1 CD1/ECD13_E/4.1.05)
		"infoX",// 华为提供的wap网关，例如：Via=HTTP/1.1 GDGZ-PS-GW011-WAP2 (infoX-WISG // Huawei Technologies)，或Via=infoX WAP Gateway V300R001 // Huawei Technologies
		"XMS 724Solutions HTG",// 国外电信运营商的wap网关，不知道是哪一家
		"wap.lizongbo.com",// 自己测试时模拟的头信息
		"Bytemobile"// 貌似是一个给移动互联网提供解决方案提高网络运行效率的，例如：Via=1.1 Bytemobile OSN WebProxy/5.1
	};
	
	/** 电脑上的IE或Firefox浏览器等的User-Agent关键词 */
	private static String[] pcHeaders = new String[] {
		"Windows 98",
		"Windows ME",
		"Windows 2000",
		"Windows XP",
		"Windows NT",
		"Ubuntu"
	};
	
	/** 手机浏览器的User-Agent里的关键词 */
	private static String[] mobileUserAgents = new String[] {
		"Nokia",// 诺基亚，有山寨机也写这个的，总还算是手机，Mozilla/5.0 (Nokia5800 XpressMusic)UC AppleWebkit(like Gecko) Safari/530
		"SAMSUNG",// 三星手机 SAMSUNG-GT-B7722/1.0+SHP/VPP/R5+Dolfin/1.5+Nextreaming+SMM-MMS/1.2.0+profile/MIDP-2.1+configuration/CLDC-1.1
		"MIDP-2",// j2me2.0，Mozilla/5.0 (SymbianOS/9.3; U; Series60/3.2 NokiaE75-1 /110.48.125 Profile/MIDP-2.1 Configuration/CLDC-1.1 ) AppleWebKit/413 (KHTML like Gecko) Safari/413
		"CLDC1.1",// M600/MIDP2.0/CLDC1.1/Screen-240X320
		"SymbianOS",// 塞班系统的，
		"MAUI",// MTK山寨机默认ua
		"UNTRUSTED/1.0",// 疑似山寨机的ua，基本可以确定还是手机
		"Windows CE",// Windows CE，Mozilla/4.0 (compatible; MSIE 6.0; Windows CE; IEMobile 7.11)
		"iPhone",// iPhone是否也转wap？不管它，先区分出来再说。Mozilla/5.0 (iPhone; U; CPU iPhone OS 4_1 like Mac OS X; zh-cn) AppleWebKit/532.9 (KHTML like Gecko) Mobile/8B117
		"iPad",// iPad的ua，Mozilla/5.0 (iPad; U; CPU OS 3_2 like Mac OS X; zh-cn) AppleWebKit/531.21.10 (KHTML like Gecko) Version/4.0.4 Mobile/7B367 Safari/531.21.10
		"Android",// Android是否也转wap？Mozilla/5.0 (Linux; U; Android 2.1-update1; zh-cn; XT800 Build/TITA_M2_16.22.7) AppleWebKit/530.17 (KHTML like Gecko) Version/4.0 Mobile Safari/530.17
		"BlackBerry",// BlackBerry8310/2.7.0.106-4.5.0.182
		"UCWEB",// ucweb是否只给wap页面？ Nokia5800 XpressMusic/UCWEB7.5.0.66/50/999
		"ucweb",// 小写的ucweb貌似是uc的代理服务器Mozilla/6.0 (compatible; MSIE 6.0;) Opera ucweb-squid
		"BREW",// 很奇怪的ua，例如：REW-Applet/0x20068888 (BREW/3.1.5.20; DeviceId: 40105; Lang: zhcn) ucweb-squid
		"J2ME",// 很奇怪的ua，只有J2ME四个字母
		"YULONG",// 宇龙手机，YULONG-CoolpadN68/10.14 IPANEL/2.0 CTC/1.0
		"YuLong",// 还是宇龙
		"COOLPAD",// 宇龙酷派YL-COOLPADS100/08.10.S100 POLARIS/2.9 CTC/1.0
		"TIANYU",// 天语手机TIANYU-KTOUCH/V209/MIDP2.0/CLDC1.1/Screen-240X320
		"TY-",// 天语，TY-F6229/701116_6215_V0230 JUPITOR/2.2 CTC/1.0
		"K-Touch",// 还是天语K-Touch_N2200_CMCC/TBG110022_1223_V0801 MTK/6223 Release/30.07.2008 Browser/WAP2.0
		"Haier",// 海尔手机，Haier-HG-M217_CMCC/3.0 Release/12.1.2007 Browser/WAP2.0
		"DOPOD",// 多普达手机
		"Lenovo",// 联想手机，Lenovo-P650WG/S100 LMP/LML Release/2010.02.22 Profile/MIDP2.0 Configuration/CLDC1.1
		"LENOVO",// 联想手机，比如：LENOVO-P780/176A
		"HUAQIN",// 华勤手机
		"AIGO-",// 爱国者居然也出过手机，AIGO-800C/2.04 TMSS-BROWSER/1.0.0 CTC/1.0
		"CTC/1.0",// 含义不明
		"CTC/2.0",// 含义不明
		"CMCC",// 移动定制手机，K-Touch_N2200_CMCC/TBG110022_1223_V0801 MTK/6223 Release/30.07.2008 Browser/WAP2.0
		"DAXIAN",// 大显手机DAXIAN X180 UP.Browser/6.2.3.2(GUI) MMP/2.0
		"MOT-",// 摩托罗拉，MOT-MOTOROKRE6/1.0 LinuxOS/2.4.20 Release/8.4.2006 Browser/Opera8.00 Profile/MIDP2.0 Configuration/CLDC1.1 Software/R533_G_11.10.54R
		"SonyEricsson",// 索爱手机，SonyEricssonP990i/R100 Mozilla/4.0 (compatible; MSIE 6.0; Symbian OS; 405) Opera 8.65 [zh-CN]
		"GIONEE",// 金立手机
		"HTC",// HTC手机
		"ZTE",// 中兴手机，ZTE-A211/P109A2V1.0.0/WAP2.0 Profile
		"HUAWEI",// 华为手机，
		"webOS",// palm手机，Mozilla/5.0 (webOS/1.4.5; U; zh-CN) AppleWebKit/532.2 (KHTML like Gecko) Version/1.0 Safari/532.2 Pre/1.0
		"GoBrowser",// 3g GoBrowser.User-Agent=Nokia5230/GoBrowser/2.0.290 Safari
		"IEMobile",// Windows CE手机自带浏览器，
		"Mobile",// 程序员自定义
		"WAP2.0"// 支持wap 2.0的
	};

	/**
	 * 根据当前请求的特征，判断该请求是否来自手机终端，主要检测特殊的头信息，以及user-Agent这个header
	 * @param request http请求
	 * @return 如果命中手机特征规则，则返回对应的特征字符串
	 */
	public static boolean isMobile(HttpServletRequest request) {
		boolean pcFlag = false;
		boolean mobileFlag = false;
		String via = request.getHeader("Via");
		String userAgent = request.getHeader("user-agent");
		//第一种方式判断手机
		if(StringUtils.isNotBlank(via)){
			for (int i = 0; i < mobileGateWayHeaders.length; i++) {
				if (via.contains(mobileGateWayHeaders[i])) {
					mobileFlag = true;
					break;
				}
			}
		}
		
		//第二种方式判断手机
		if(!mobileFlag && StringUtils.isNotBlank(userAgent)){
			for (int i = 0; i < mobileUserAgents.length; i++) {
				if (userAgent.contains(mobileUserAgents[i])) {
					mobileFlag = true;
					break;
				}
			}
		}
		
		//判断电脑
		if(StringUtils.isNotBlank(userAgent)){
			for (int i = 0; i < pcHeaders.length; i++) {
				if (userAgent.contains(pcHeaders[i])) {
					pcFlag = true;
					break;
				}
			}
		}
		
		return mobileFlag && !pcFlag;
	}
	
}
